The Seat,valve, cataloged under National Stock Number 4820-01-371-1213, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Boll Filter Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Seat,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Boll & Kirch Filterbau Gmbh (CAGE D0798); Boll Filter Corporation (CAGE 3EXK7) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-371-1213 |
| Primary Part Number | 5001062 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Boll Filter Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
NSN 4820-01-371-1213 is a Seat,valve, manufactured by Boll Filter Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-371-1213 has 2 manufacturer part numbers on file: 5001062 (Boll & Kirch Filterbau Gmbh), 5001062 (Boll Filter Corporation).
1 possible match (shared part number, not a government interchangeability claim): 2910-01-465-5878. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.